Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
For a fixed rectum volume penalty, the corresponding dose and volume parameters (D,V) exhibit a linear relationship in order to produce a rectum DVH with a rectum dose of 50% to 60% of the rectum volume. Each parameter set produces a change in the target volume that receives 100% of the target dose.
